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Related papers: UTM, a universal simulator for lightcurves of tran…

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This note describes a technical overview of UXsim, an open source macro/mesoscopic traffic simulator in pure Python programming language. UXsim is based on Kinematic Wave model (more specifically, mesoscopic version of Newell's simplified…

Systems and Control · Electrical Eng. & Systems 2023-12-22 Toru Seo

We have added to the Chroma+ suite of stellar atmosphere and spectrum modelling codes the ability to synthesize the exo-planet transit lightcurve for planets of arbitrary size up to 10% of the host stellar radius, and arbitrary planetary…

Solar and Stellar Astrophysics · Physics 2020-06-26 C. Ian Short

Generative models trained on internet data have revolutionized how text, image, and video content can be created. Perhaps the next milestone for generative models is to simulate realistic experience in response to actions taken by humans,…

Artificial Intelligence · Computer Science 2024-09-27 Sherry Yang , Yilun Du , Kamyar Ghasemipour , Jonathan Tompson , Leslie Kaelbling , Dale Schuurmans , Pieter Abbeel

The light curve of an exoplanetary transit can be used to estimate the planetary radius and other parameters of interest. Because accurate parameter estimation is a non-analytic and computationally intensive problem, it is often useful to…

Astrophysics · Physics 2009-11-13 Joshua A. Carter , Jennifer C. Yee , Jason Eastman , B. Scott Gaudi , Joshua N. Winn

Universal quantum simulation may provide insights into those many-body systems that cannot be described classically, and that cannot be efficiently simulated with current technology. The Trotter formula, which decomposes a desired unitary…

Quantum Physics · Physics 2015-06-09 George C. Knee , William J. Munro

Conventional approaches to simulating quantum many-body dynamics produce a single trajectory: if the Hamiltonian or the initial state is changed, the computation must be re-performed. Recent efforts toward foundation models have begun to…

Quantum Physics · Physics 2026-05-08 Zihao Qi , Christopher Earls , Yang Peng

As an important area in computer vision, object tracking has formed two separate communities that respectively study Single Object Tracking (SOT) and Multiple Object Tracking (MOT). However, current methods in one tracking scenario are not…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Fan Ma , Mike Zheng Shou , Linchao Zhu , Haoqi Fan , Yilei Xu , Yi Yang , Zhicheng Yan

We introduce UPSim (UxNB Propagation Simulator), a ray tracing-calibrated, semi-deterministic solution for spatially consistent FR3 air-to-ground propagation modeling in uncrewed aerial vehicle (UAV) networks. Instead of launching rays for…

Signal Processing · Electrical Eng. & Systems 2026-05-19 Evgenii Vinogradov

This paper describes the VARTOOLS program, which is an open-source command-line utility, written in C, for analyzing astronomical time-series data, especially light curves. The program provides a general-purpose set of tools for processing…

Instrumentation and Methods for Astrophysics · Physics 2016-05-24 Joel D. Hartman , Gáspár Á Bakos

Global pooling is one of the most significant operations in many machine learning models and tasks, whose implementation, however, is often empirical in practice. In this study, we develop a novel and solid global pooling framework through…

Machine Learning · Computer Science 2022-09-30 Minjie Cheng , Hongteng Xu

Here we describe a Jupyter notebook demonstrating methods for the reduction and analysis of exoplanet transit observations taken with the WFC3/UVIS G280 grism. Released on Space Telescope's hst_notebooks GitHub repository, this notebook…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Munazza K. Alam , Frederick Dauphin , Amanda Pagul

MuSim is a new user-friendly program designed to interface to many different particle simulation codes, regardless of their data formats or geometry descriptions. It presents the user with a compelling graphical user interface that includes…

We outline the construction of a molecular system that could, in principle, implement a thermodynamically reversible Universal Turing Machine (UTM). By proposing a concrete-albeit idealised-design and operational protocol, we reveal…

Statistical Mechanics · Physics 2021-02-09 Rory A. Brittain , Nick S. Jones , Thomas E. Ouldridge

We present a matched-filter based algorithm for transit detection and its application to simulated COROT light curves. This algorithm stems from the work by Bord\'e, Rouan & L\'eger (2003). We describe the different steps we intend to take…

Astrophysics · Physics 2008-11-26 P. Bordé , F. Fressin , M. Ollivier , A. Léger , D. Rouan

Although the current galaxy models yield calculations consistent with much of the data, many irregularities exist, exceptions have been found to the current models, the $\Lambda$CDM model apparently fails on galaxy scales, dark matter…

Astrophysics · Physics 2007-05-23 John C. Hodge

Computing the trajectories of particles in generic beamlines is an important ingredient of experimental particle physics, in particular regarding near-beam detectors. A new tool, Hector, has been built for such calculations, using the…

Accelerator Physics · Physics 2008-11-26 J. de Favereau de Jeneret , X. Rouby , K. Piotrzkowski

The light transport matrix (LTM) is an instrumental tool in line-of-sight (LOS) imaging, describing how light interacts with the scene and enabling applications such as relighting or separation of illumination components. We introduce a…

Image and Video Processing · Electrical Eng. & Systems 2021-10-06 Julio Marco , Adrian Jarabo , Ji Hyun Nam , Xiaochun Liu , Miguel Ángel Cosculluela , Andreas Velten , Diego Gutierrez

The development of multi-modal learning for Unmanned Aerial Vehicles (UAVs) typically relies on a large amount of pixel-aligned multi-modal image data. However, existing datasets face challenges such as limited modalities, high construction…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Liang Yao , Fan Liu , Shengxiang Xu , Chuanyi Zhang , Xing Ma , Jianyu Jiang , Zequan Wang , Shimin Di , Jun Zhou

We present a new few-parameter phenomenological model of light curves of eclipsing binaries and stars with transiting planets that is able to fit the observed light curves with the accuracy better than 1\% of their amplitudes. The model can…

Solar and Stellar Astrophysics · Physics 2015-02-27 Zdeněk Mikulášek , Miloslav Zejda , Theodor Pribulla , Martin Vaňko , Shen-Bang Qian , Li-Ying Zhu

Quantum computing is a radical new paradigm for a technology that is capable to revolutionize information processing. Simulators of universal quantum computer are important for understanding the basic principles and operations of the…